Non Return Valves & Shutters
Non Return Shutters
Displaying 1 to 17 (of 17 products)
Backdraft Dampers - BDP
£ 5.98
Ducting Backdraft Dampers
The BDP01 damper has aluminium lamellae which open during the air flow in one direction and close when air is draught back. When no air is flowing, the lamellae are maint...
Backdraught Shutters 039-SFSV-63/71
£ 192.96
Backdraught Shutters 039-SFSV-63/71 Back draft shutter for SSRL 710...
Flanged Damper 019-0250-STD
£ 424.76
Flanged Damper 019-0250-STD
Prevents reverse flow of air when fan is not operating
Fixed directly to fan case flange
Hot dip galvanised steel
Galvanised steel butterfly type blades
Suitable for...
Flanged Damper 019-0500-STD
£ 583.15
Flanged Damper 019-0500-STD
Prevents reverse flow of air when fan is not operating
Fixed directly to fan case flange
Hot dip galvanised steel
Galvanised steel butterfly type blades
Suitable for...
Flanged Damper 019-0560-STD
£ 602.00
Flanged Damper 019-0560-STD
Prevents reverse flow of air when fan is not operating
Fixed directly to fan case flange
Hot dip galvanised steel
Galvanised steel butterfly type blades
Suitable for...
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 186.32
JCA 560 - Back Draft Shutter for CRHB/CRHT Roof Mounted Units...
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JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans
£ 456.75
JCA-1100 - Back Draft Shutter for CRHB/CRHT Roof Fans...
RSK355 - Back Draught Shutter
£ 82.95
Back Draught Shutter
for duct
installation
Galvanized sheet steel housing
Aluminium flaps ...
VKS 355-500 Automatic shutter
£ 89.25
VKS Dampers
Automatic shutter
Automatic operation
Robust construction
Seawater resistant
Robust
The VKS is fitted with shutter blades that are manufactured from
seawater-resistant aluminium...
Displaying 1 to 17 (of 17 products)
1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x Silent 100 Window Kit - windowS3 x Helios HQW-315/4 - IP553 x Speed Controller - REB1-N5 x PIR Sensor - PIR24 x MTP 10, 10K, Speed control2 x Speed Controller - REB102 x TD Mixvent 800/200 EEXEIIT32 x MTS10- extractor fan 3 step switch2 x SG-200 Fan Guard for the HQW 2002 x FRQ5-10A Inverter Speed controller1 x GRA-100 External Grill by S&P5 x Helios HQW-250/4 - IP552 x Vent Axia Silent 100T (TIMER)6 x QPTW 250C Acoustic Twin Fan with Controller1 x CBM 9-9 550w 4P VR (Open Motor)1 x Elta Louvre Shutter - 400mm1 x Elta Wall Cowl SWC35/402 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x REB-CVF 0-10v Controller2 x Transformer Speed Control - RTRE- 7.0Amp1 x TUNE-R-200-3-M1 - Control Damper1 x Elta Wall Cowl SWC25/311 x Elta Wall Cowl SWC45/501 x CBA-60 Inlet Flange for CBT-603 x Speed Controller - REB14 x Transformer Speed Control - RTRE- 1.5Amp4 x UB47- Universal Insulated Terminal2 x EBM-Papst D4E225-BC01-17 Double inlet4 x PIR Sensor - PIR41 x Speed Controller - REB82 x ENV 100 12v transformer SELV1 x TG-K Duct temperature sensor7 x Elta 6 Amp Electronic single phase speed controller.1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 7102 x VTR 300 STD Filter Kit5 x Compact SCD450/4-1AC1 x DEF-CBM-RE-7 - Protection Guard1 x Jet Cowl - 315mm1 x Quietflow SQS100-1ECL - Centrifugal Box Fan2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x Egg Crate Grille with G2 Dust panel filter 1 inch- 300x3002 x DDMP 10-08 3F 2210W M6A4 DG02 x Elta Variable Speed Drive IP66 - 1.5KW2 x DDMP 12-12 3F 1810W M6A4 DG01 x Speed Controller - REB2.5-N1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x LFBR 315 G4 - Helios Inline Filter Box - 315mm1 x GXC6EC - High Performance Extract Fan2 x Elta - Room Sensor - Temp/Humid/C022 x Duct Termination with Mesh - 355mm2 x RD35S-4DW.6W.3L - 122297 (Three Phase)1 x TUNE-R-200-3-M4 - Control Damper1 x Mini Diffuser - 100mm1 x CBT-100N Centrifugal1 x Vent Axia ACM 125 inline mixed flow duct fan1 x Transformer (silent) speed controller - RE 3.0 Amp1 x SPI-100 C Iris damper1 x Vent Axia SC5001 - Speed controller1 x EBM-Papst D3G133-BF05-14 Double inlet1 x Electrostatic Precipitator - 1H x 3W1 x SAVE VSR 300 heat recovery unit1 x ACO8AC/EC AutoChangeover panel1 x REU 7amp Speed control - Two Speed Five-Step Transformer - Trickle and Boost1 x Helios TSW 1.5 Amp Transformer speed controller1 x Elta 3 Amp Electronic single phase speed controller with TK
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